What's Real About Time?

Support Closer To Truth this holiday season with a tax-deductible donation of any amount. Your contribution directly fuels our exploration of life's biggest questions with new contributors and differing perspectives. Give today.   Time seems natural and absolute: the flow of moments one following another from the unknown past to the knife's edge present to the unknowable future. But this is not so. Einstein shocked the world by showing that time was "relative." What's the latest about time?   Featuring interviews with Gregory Benford, Kip Thorne, Nima Arkani-Hamed, and Lee Smolin.